Home / 19,947.95-27,528.75-10,996.03

Finding the Fourth Proportional to 19,947.95, 27,528.75 and 10,996.03

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Solution

The fourth proportional to 19,947.95, 27,528.75 and 10,996.03 is: 15,174.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947.95 : 27,528.75 = 10,996.03 : x
  2. Step 2: Convert to fraction form
    19,947.95/27,528.75 = 10,996.03/x
  3. Step 3: Cross multiply
    19,947.95x = 27,528.75 × 10,996.03
  4. Step 4: Simplify right side
    19,947.95x = 302,706,960.86
  5. Step 5: Solve for x
    x = 302,706,960.86/19,947.95
  6. Step 6: Final answer
    x = 15,174.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.